ELEVATOR SHAFT Russian patent published in 2010 - IPC B66B9/00 

FIELD: transport.

SUBSTANCE: invention relates to elevator shaft (5) comprising up to four parallel identical cab ways (31, 32, 33, 34) and equipped for running several self-propelled cabs on one way with at least one point to change cabs (31, 32, 33, 34) to another way, for intermediate parking, changing travel direction and cans overtaking. Round point has rotary spider comprising up to four segments to receive four cabs. Shaft gas rectangular base and transverse cross section with four segments (11, 12, 13, 14) to receive rectangular cabs each comprising independent cab way. Respective segments (11, 12, 13, 14) are arranged so that axis (15, 16, 17, 18), located along horizontal line through outside angles of cabs (31, 32, 33, 34) and center (100) of image circle and through outside angles of cabs (31, 32, 33, 34). Note here that said center (100) makes a central point of elevator shaft and point.

EFFECT: possibility for several cabs to use one way.

13 cl, 7 dwg